07. DEPTH OF FIELD: Creativity with the aperture


On the Rocks

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The aperture is the mechanical element, within the objectives, able to dose the amount of light that passes through the lens. Opening and closing the aperture increases or decreases exposure. But the aperture is not just this! The aperture allows you to vary the depth of field, therefore to define how much the background is blurred unlike the subject. Let's do a little experiment to understand.